/* ============================================
   Wok Tutorial 101 - 专业食谱网站样式
   符合 AdSense 规范的响应式设计
   ============================================ */

/* CSS 变量 */
:root {
  --primary-color: #d32f2f;
  --primary-dark: #b71c1c;
  --primary-light: #ff6659;
  --secondary-color: #ff6f00;
  --text-primary: #212121;
  --text-secondary: #757575;
  --text-light: #9e9e9e;
  --bg-primary: #ffffff;
  --bg-secondary: #f5f5f5;
  --bg-light: #fafafa;
  --border-color: #e0e0e0;
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.2);
  --container-width: 1200px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --border-radius: 8px;
  --transition: all 0.3s ease;
}

/* 重置和基础样式 */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* 容器 */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* 网站头部 */
.site-header {
  background-color: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  gap: var(--spacing-md);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) 0;
}

.logo a {
  text-decoration: none;
  color: var(--text-primary);
}

.site-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: var(--spacing-xs);
}

.site-tagline {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin: 0;
}

/* 导航菜单 */
.main-nav {
  position: relative;
  display: flex;
  justify-content: flex-end;
  align-items: center;
  flex-shrink: 0;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
  gap: 4px;
  z-index: 100;
  position: relative;
  -webkit-tap-highlight-color: transparent;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background-color: var(--text-primary);
  transition: var(--transition);
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
  align-items: center;
  margin: 0;
  padding: 0;
  flex-wrap: nowrap;
  white-space: nowrap;
  position: static;
}

.nav-item {
  display: flex;
  align-items: center;
  margin: 0;
  padding: 0;
  flex-shrink: 0;
  white-space: nowrap;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 500;
  padding: var(--spacing-xs) var(--spacing-sm);
  transition: var(--transition);
  border-bottom: 2px solid transparent;
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
  white-space: nowrap;
  flex-shrink: 0;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary-color);
  border-bottom-color: var(--primary-color);
}

/* 下拉菜单样式 */
.nav-item.dropdown {
  position: relative;
  display: flex;
  align-items: center;
  height: auto;
}

.dropdown-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs) var(--spacing-sm);
  font-weight: 500;
  color: var(--text-primary);
  transition: var(--transition);
  border-bottom: 2px solid transparent;
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
  text-align: left;
  white-space: nowrap;
  flex-shrink: 0;
}

.dropdown-toggle:hover,
.dropdown-toggle.active {
  color: var(--primary-color);
  border-bottom-color: var(--primary-color);
}

.dropdown-toggle .dropdown-arrow,
.dropdown-toggle svg.dropdown-arrow,
.dropdown-arrow {
  width: 12px !important;
  height: 12px !important;
  min-width: 12px !important;
  min-height: 12px !important;
  max-width: 12px !important;
  max-height: 12px !important;
  transition: transform 0.3s ease;
  flex-shrink: 0 !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  margin: 0 !important;
  padding: 0 !important;
}

.nav-item.dropdown.active .dropdown-arrow {
  transform: rotate(180deg);
}

.nav-item.dropdown .dropdown-menu {
  position: absolute !important;
  top: 100% !important;
  left: 0;
  background-color: var(--bg-primary);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
  min-width: 200px;
  padding-top: 8px;
  padding-bottom: 8px;
  display: none !important;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease;
  z-index: 1000;
  list-style: none !important;
  pointer-events: none;
  margin: 0 !important;
  padding-left: 0 !important;
  padding-right: 0 !important;
  flex: none;
  width: auto;
  /* 确保下拉菜单不影响父元素高度，脱离文档流 */
}

.nav-item.dropdown.active .dropdown-menu {
  display: block !important;
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.dropdown-item {
  margin: 0;
}

.dropdown-link {
  display: block;
  padding: 8px 16px;
  color: var(--text-primary);
  text-decoration: none;
  transition: var(--transition);
}

.dropdown-link:hover {
  background-color: #fef2f2;
  color: var(--primary-color);
}

.dropdown-link .category-count {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin-left: 8px;
}

/* 主要内容区域 */
.main-content {
  min-height: calc(100vh - 200px);
  padding: var(--spacing-lg) 0;
}

/* 布局 */
.content-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.main-column {
  min-width: 0; /* 防止网格溢出 */
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

/* 首页 Hero 区域 */
.hero-section {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: white;
  padding: var(--spacing-xl) 0;
  text-align: center;
  margin-bottom: var(--spacing-xl);
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.1;
  background-image: url('data:image/svg+xml,%3Csvg%20width%3D%2260%22%20height%3D%2260%22%20viewBox%3D%220%200%2060%2060%22%20xmlns%3D%22http%3A//www.w3.org/2000/svg%22%3E%3Cg%20fill%3D%22none%22%20fill-rule%3D%22evenodd%22%3E%3Cg%20fill%3D%22%23ffffff%22%20fill-opacity%3D%221%22%3E%3Cpath%20d%3D%22M36%2034v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6%2034v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6%204V0H4v4H0v2h4v4h2V6h4V4H6z%22/%3E%3C/g%3E%3C/g%3E%3C/svg%3E');
  pointer-events: none;
}

.hero-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.hero-subtitle {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-md);
  opacity: 0.9;
}

.hero-description {
  font-size: 1rem;
  max-width: 600px;
  margin: 0 auto;
  opacity: 0.8;
}

/* 章节标题 */
.section-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid var(--primary-color);
}

.page-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.page-description {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
}

/* 文章类型section和特色食谱section - 让grid内容居中 */
/* 在xl屏幕上，当grid有3列时，让grid容器居中显示 */
@media (min-width: 1280px) {
  .article-type-section > div.grid,
  .featured-recipes > div.grid,
  .category-group > div.grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(280px, 320px));
    gap: 1.5rem;
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
  }
}

/* 食谱网格 */
.recipe-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  justify-items: center;
}

/* 食谱列表 - 确保grid布局生效，覆盖Tailwind类 */
.recipe-list {
  display: grid !important;
  grid-template-columns: 1fr !important;
  gap: 1.5rem !important;
  align-items: start !important;
  width: 100% !important;
  box-sizing: border-box !important;
  margin: 0 !important;
  padding: 0 !important;
}

@media (min-width: 768px) {
  .recipe-list {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    align-items: start !important;
    gap: 1.5rem !important;
    grid-auto-rows: auto !important;
    align-content: start !important;
    justify-items: stretch !important;
    row-gap: 1.5rem !important;
    column-gap: 1.5rem !important;
    grid-auto-flow: row !important;
  }
  
  /* 确保第一行的项目完全对齐 */
  .recipe-list > .recipe-list-item:first-child,
  .recipe-list > .recipe-list-item:nth-child(2) {
    margin-top: 0 !important;
    padding-top: 0 !important;
    position: relative !important;
    top: 0 !important;
    transform: translateY(0) !important;
  }
  
  /* 确保所有grid项目从同一基线开始 */
  .recipe-list > .recipe-list-item {
    grid-row-start: auto !important;
    grid-column-start: auto !important;
  }
}

/* 确保列表项对齐 - 使用contents让卡片直接成为grid项 */
.recipe-list-item {
  display: contents !important;
}

/* 确保卡片直接成为grid项 */
.recipe-list-item > .recipe-card {
  display: flex !important;
  flex-direction: column !important;
  width: 100% !important;
  margin: 0 !important;
  padding: 0 !important;
}

.recipe-list-item .recipe-card {
  display: flex !important;
  flex-direction: column !important;
  width: 100% !important;
  margin: 0 !important;
  margin-top: 0 !important;
  margin-bottom: 0 !important;
  padding: 0 !important;
  vertical-align: top !important;
  position: relative !important;
  top: 0 !important;
  align-self: flex-start !important;
}

.recipe-list-item .recipe-card-link {
  display: flex !important;
  flex-direction: column !important;
  width: 100% !important;
  margin: 0 !important;
  padding: 0 !important;
}

.recipe-list-item .recipe-card-content {
  display: flex !important;
  flex-direction: column !important;
  flex: 1 !important;
  margin: 0 !important;
}

/* 食谱卡片 */
.recipe-card {
  background: var(--bg-primary);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.recipe-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

/* 优化动画性能 */
.recipe-card,
.recipe-card-image img {
  will-change: transform;
}

@media (prefers-reduced-motion: reduce) {
  .recipe-card,
  .recipe-card-image img,
  * {
    transition: none !important;
    animation: none !important;
  }
}

.recipe-card-link {
  text-decoration: none;
  color: inherit;
  display: block;
}

.recipe-card-image {
  width: 100% !important;
  aspect-ratio: 16 / 9 !important;
  overflow: hidden;
  background-color: var(--bg-secondary);
  position: relative !important;
  display: block !important;
  margin: 0 !important;
  margin-top: 0 !important;
  margin-bottom: 0 !important;
  padding: 0 !important;
  flex-shrink: 0 !important;
  vertical-align: top !important;
  top: 0 !important;
  left: 0 !important;
}

/* 覆盖内联样式 */
.recipe-list-item .recipe-card-image[style*="aspect-ratio"] {
  aspect-ratio: 16 / 9 !important;
  position: relative !important;
}

.recipe-card-image img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: var(--transition);
  /* 优化图片渲染性能 */
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
  will-change: transform;
}

.recipe-card:hover .recipe-card-image img {
  transform: scale(1.05);
}

.recipe-card-content {
  padding: var(--spacing-md) !important;
  margin: 0 !important;
  flex-shrink: 0 !important;
}

/* 确保列表中的卡片内容padding一致，覆盖Tailwind的p-4 sm:p-6 */
.recipe-list-item .recipe-card-content {
  padding: 1rem !important;
  padding-top: 1rem !important;
  padding-right: 1rem !important;
  padding-bottom: 1rem !important;
  padding-left: 1rem !important;
}

@media (min-width: 640px) {
  .recipe-list-item .recipe-card-content {
    padding: 1.5rem !important;
    padding-top: 1.5rem !important;
    padding-right: 1.5rem !important;
    padding-bottom: 1.5rem !important;
    padding-left: 1.5rem !important;
  }
}

.recipe-card-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.recipe-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.recipe-card-difficulty {
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
}

/* 难度样式（Tailwind 类会覆盖这些，但保留作为备用） */
.difficulty-simple,
.difficulty-easy {
  background-color: #e8f5e9;
  color: #2e7d32;
}

.difficulty-medium,
.difficulty-intermediate {
  background-color: #fff3e0;
  color: #e65100;
}

.difficulty-hard,
.difficulty-difficult {
  background-color: #ffebee;
  color: #c62828;
}

.recipe-card-summary {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--spacing-sm);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.recipe-card-categories {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

.category-badge {
  display: inline-block;
  padding: 4px 8px;
  background-color: var(--bg-secondary);
  color: var(--text-secondary);
  border-radius: 4px;
  font-size: 0.75rem;
}

/* 文章页面 */
.article-header {
  margin-bottom: var(--spacing-lg);
}

.article-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
  line-height: 1.2;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

.article-categories {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

.category-tag {
  padding: 4px 12px;
  background-color: var(--primary-color);
  color: white;
  border-radius: 20px;
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: var(--transition);
}

.category-tag:hover {
  background-color: var(--primary-dark);
}

.article-content-wrapper {
  position: relative;
}

.back-to-home-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--primary-color);
  font-weight: 500;
  font-size: 0.875rem;
  text-decoration: none;
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius);
  transition: var(--transition);
  margin-bottom: var(--spacing-md);
  background-color: transparent;
  border: 1px solid transparent;
}

.back-to-home-btn:hover {
  color: var(--primary-dark);
  background-color: #fef2f2;
  border-color: #fee2e2;
}

.back-to-home-btn svg {
  width: 1.25rem;
  height: 1.25rem;
  transition: transform 0.2s ease;
}

.back-to-home-btn:hover svg {
  transform: translateX(-4px);
}

.article-content {
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--text-primary);
  margin-bottom: var(--spacing-lg);
}

.article-content h2 {
  font-size: 1.75rem;
  font-weight: 700;
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.article-content h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.article-content ul,
.article-content ol {
  margin-left: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}

.article-content li {
  margin-bottom: var(--spacing-xs);
}

.article-content img {
  max-width: 100%;
  height: auto;
  border-radius: var(--border-radius);
  margin: var(--spacing-md) auto;
  display: block;
}

.article-content blockquote {
  border-left: 4px solid var(--primary-color);
  padding-left: var(--spacing-md);
  margin: var(--spacing-md) 0;
  color: var(--text-secondary);
  font-style: italic;
}

/* 食谱信息卡片 */
.recipe-info-card {
  background-color: var(--bg-light);
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  border: 1px solid var(--border-color);
}

.recipe-info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.recipe-info-item {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.recipe-info-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.recipe-info-value {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
}

.recipe-ingredients {
  margin-top: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--border-color);
}

.ingredients-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.ingredients-list {
  list-style: none;
  margin-left: 0;
}

.ingredients-list li {
  padding: var(--spacing-xs) 0;
  padding-left: var(--spacing-md);
  position: relative;
}

.ingredients-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-weight: bold;
  font-size: 1.2em;
}

/* 面包屑导航 */
.breadcrumb {
  margin-bottom: var(--spacing-md);
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

.breadcrumb a {
  color: var(--primary-color);
  text-decoration: none;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.breadcrumb .separator {
  margin: 0 var(--spacing-xs);
}

.breadcrumb .current {
  color: var(--text-primary);
  font-weight: 500;
}

/* 标签 */
.article-tags {
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--border-color);
}

.tags-label {
  font-weight: 600;
  margin-right: var(--spacing-sm);
}

.tag {
  display: inline-block;
  padding: 4px 12px;
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  border-radius: 20px;
  text-decoration: none;
  font-size: 0.875rem;
  margin-right: var(--spacing-xs);
  margin-bottom: var(--spacing-xs);
  transition: var(--transition);
}

.tag:hover {
  background-color: var(--primary-color);
  color: white;
}

/* 相关文章 */
.related-posts {
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 2px solid var(--border-color);
}

/* 侧边栏 */
.sidebar-widget {
  background-color: var(--bg-primary);
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  border: 1px solid var(--border-color);
}

.widget-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--border-color);
}

.category-list {
  list-style: none;
}

.category-item {
  margin-bottom: var(--spacing-xs);
}

.category-link {
  display: flex;
  justify-content: space-between;
  text-decoration: none;
  color: var(--text-primary);
  padding: var(--spacing-xs) 0;
  transition: var(--transition);
}

.category-link:hover {
  color: var(--primary-color);
}

.category-count {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

.tag-link {
  padding: 4px 12px;
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  border-radius: 20px;
  text-decoration: none;
  font-size: 0.875rem;
  transition: var(--transition);
}

.tag-link:hover {
  background-color: var(--primary-color);
  color: white;
}

.toc {
  font-size: 0.9375rem;
}

.toc ul {
  list-style: none;
  margin-left: 0;
}

.toc li {
  margin-bottom: var(--spacing-xs);
}

.toc a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition);
}

.toc a:hover {
  color: var(--primary-color);
}

/* 广告容器 */
.ad-container {
  margin: var(--spacing-md) 0;
  text-align: center;
  min-height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-light);
  border: 1px dashed var(--border-color);
  border-radius: var(--border-radius);
}

.ad-banner-top {
  margin: var(--spacing-md) 0;
}

.ad-in-article {
  margin: var(--spacing-lg) 0;
  padding: var(--spacing-md);
}

.ad-sidebar {
  min-height: 250px;
  margin-bottom: var(--spacing-md);
}

/* 分页 */
.pagination {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--spacing-xl);
  padding: var(--spacing-md) 0;
}

.pagination-link {
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--primary-color);
  color: white;
  text-decoration: none;
  border-radius: var(--border-radius);
  transition: var(--transition);
  font-weight: 500;
}

.pagination-link:hover {
  background-color: var(--primary-dark);
}

.pagination-info {
  color: var(--text-secondary);
}

/* 网站底部 */
.site-footer {
  background-color: var(--text-primary);
  color: white;
  padding: var(--spacing-xl) 0 var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--spacing-xs);
}

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: var(--transition);
}

.footer-links a:hover {
  color: white;
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.875rem;
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
}

.footer-bottom a:hover {
  color: white;
}

.view-all-link {
  display: inline-block;
  margin-top: var(--spacing-md);
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
}

.view-all-link:hover {
  text-decoration: underline;
}

/* PC端导航菜单优化 - 确保不换行 */
@media (min-width: 769px) {
  .nav-menu {
    position: static !important;
    flex-wrap: nowrap !important;
    white-space: nowrap !important;
  }
  
  .nav-item {
    flex-shrink: 0 !important;
    white-space: nowrap !important;
  }
  
  .nav-link,
  .dropdown-toggle {
    white-space: nowrap !important;
    flex-shrink: 0 !important;
  }
  
  .main-nav {
    flex-shrink: 0;
    min-width: 0;
  }
  
  .header-wrapper {
    flex-wrap: nowrap;
  }
  
  .logo {
    flex-shrink: 0;
  }
}

/* 响应式设计 */
@media (max-width: 968px) {
  .content-layout {
    grid-template-columns: 1fr;
  }
  
  .sidebar {
    order: -1;
  }
  
  .recipe-grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  }
  
  /* 中等屏幕时适当减小菜单间距 */
  .nav-menu {
    gap: var(--spacing-md);
  }
}

@media (max-width: 768px) {
  :root {
    font-size: 14px;
  }
  
  .header-wrapper {
    justify-content: space-between;
  }
  
  .main-nav {
    justify-content: flex-end;
  }
  
  .nav-toggle {
    display: flex !important;
    z-index: 1000 !important;
    position: relative !important;
    pointer-events: auto !important;
    touch-action: manipulation;
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0.1);
  }
  
  .nav-menu {
    position: absolute !important;
    top: 100% !important;
    right: 0 !important;
    left: auto !important;
    flex-direction: column !important;
    background-color: #ffffff !important;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2) !important;
    border-radius: var(--border-radius);
    padding: var(--spacing-md) !important;
    min-width: 200px !important;
    max-width: 90vw !important;
    margin-top: 0.5rem !important;
    z-index: 1000 !important;
    display: flex !important;
    visibility: visible !important;
    opacity: 1 !important;
  }
  
  .nav-menu.hidden {
    display: none !important;
    visibility: hidden !important;
    opacity: 0 !important;
  }
  
  .nav-menu:not(.hidden) {
    display: flex !important;
    visibility: visible !important;
    opacity: 1 !important;
  }
  
  /* 确保菜单项在移动端可见 */
  @media (max-width: 767px) {
    .nav-menu .nav-item {
      width: 100%;
      display: block;
    }
    
    .nav-menu .nav-link,
    .nav-menu .dropdown-toggle {
      color: #212121 !important;
      display: block;
      width: 100%;
      padding: 0.75rem 1rem;
      text-align: left;
    }
    
    .nav-menu .nav-link:hover,
    .nav-menu .dropdown-toggle:hover {
      color: #d32f2f !important;
      background-color: #f5f5f5;
    }
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-subtitle {
    font-size: 1.125rem;
  }
  
  .article-title {
    font-size: 2rem;
  }
  
  .recipe-grid {
    grid-template-columns: 1fr;
  }
  
  .recipe-info-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
  }
}

/* 打印样式 */
@media print {
  .site-header,
  .site-footer,
  .sidebar,
  .ad-container,
  .pagination,
  .nav-toggle,
  .hero-actions {
    display: none;
  }
  
  .content-layout {
    grid-template-columns: 1fr;
  }
  
  .article-content {
    font-size: 12pt;
  }
  
  a[href^="http"]:after {
    content: " (" attr(href) ")";
  }
  
  .recipe-card,
  .article-content img {
    page-break-inside: avoid;
  }
}

/* 浮动快速操作组件 - 使用内联样式作为主要样式，CSS 作为增强 */
#floatingActions.floating-actions {
  /* 基础样式已在 HTML 内联样式中定义，这里只做增强和覆盖 */
  position: fixed !important;
  right: 1.5rem !important;
  bottom: 2rem !important;
  z-index: 9999 !important;
  display: flex !important;
  flex-direction: column !important;
  gap: 0.75rem !important;
  opacity: 0 !important;
  visibility: hidden !important;
  transform: translateY(20px) !important;
  transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease !important;
  pointer-events: none !important;
  margin: 0 !important;
  padding: 0 !important;
  list-style: none !important;
  /* 确保不受父容器布局影响 */
  grid-column: unset !important;
  grid-row: unset !important;
  grid-area: unset !important;
  grid-template-columns: none !important;
  grid-template-rows: none !important;
  grid-auto-flow: unset !important;
  left: auto !important;
  top: auto !important;
  width: auto !important;
  height: auto !important;
}

/* 浮动按钮样式增强 */
#floatingActions .floating-action-btn {
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  justify-content: center !important;
  width: 56px !important;
  height: 56px !important;
  min-width: 56px !important;
  min-height: 56px !important;
  max-width: 56px !important;
  max-height: 56px !important;
  background: rgba(255, 255, 255, 0.9) !important;
  backdrop-filter: blur(10px) !important;
  -webkit-backdrop-filter: blur(10px) !important;
  border: 1px solid rgba(211, 47, 47, 0.2) !important;
  border-radius: 50% !important;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15) !important;
  cursor: pointer !important;
  text-decoration: none !important;
  color: #d32f2f !important;
  transition: all 0.3s ease !important;
  position: relative !important;
  overflow: hidden !important;
  margin: 0 !important;
  padding: 0 !important;
  font-family: inherit !important;
  font-size: inherit !important;
  line-height: 1 !important;
  box-sizing: border-box !important;
  flex: none !important;
  flex-grow: 0 !important;
  flex-shrink: 0 !important;
  flex-basis: auto !important;
}

/* visible 状态样式 */
#floatingActions.floating-actions.visible {
  opacity: 1 !important;
  visibility: visible !important;
  transform: translateY(0) !important;
  pointer-events: auto !important;
  position: fixed !important;
  right: 1.5rem !important;
  bottom: 2rem !important;
  z-index: 9999 !important;
  display: flex !important;
  flex-direction: column !important;
}

/* 按钮悬停效果 */
#floatingActions .floating-action-btn:hover {
  background: rgba(255, 255, 255, 1) !important;
  border-color: #d32f2f !important;
  box-shadow: 0 6px 20px rgba(211, 47, 47, 0.25) !important;
  transform: translateY(-2px) !important;
  color: #b71c1c !important;
}

/* 按钮内部元素样式 */
#floatingActions .floating-action-icon {
  width: 24px !important;
  height: 24px !important;
  stroke-width: 2 !important;
  position: relative !important;
  z-index: 1 !important;
  transition: transform 0.3s ease !important;
  flex-shrink: 0 !important;
  display: block !important;
  margin: 0 !important;
  padding: 0 !important;
}

#floatingActions .floating-action-btn:hover .floating-action-icon {
  transform: scale(1.1) !important;
}

#floatingActions .floating-action-label {
  font-size: 0.625rem !important;
  font-weight: 600 !important;
  margin-top: 2px !important;
  margin-bottom: 0 !important;
  margin-left: 0 !important;
  margin-right: 0 !important;
  position: relative !important;
  z-index: 1 !important;
  line-height: 1 !important;
  display: block !important;
  color: inherit !important;
  text-align: center !important;
  white-space: nowrap !important;
}

#floatingActions .floating-action-btn:active {
  transform: translateY(0) !important;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15) !important;
}

/* 按钮顺序：Home在上，Top在下（更符合用户习惯） */
.floating-action-btn-top {
  order: 2;
}

.floating-action-btn-home {
  order: 1;
}

/* 焦点状态（键盘导航） */
.floating-action-btn:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

.floating-action-btn:focus:not(:focus-visible) {
  outline: none;
}

/* 移动端适配 */
@media (max-width: 768px) {
  #floatingActions.floating-actions {
    right: 1rem !important;
    bottom: 1.5rem !important;
    gap: 0.5rem !important;
  }
  
  #floatingActions .floating-action-btn {
    width: 48px !important;
    height: 48px !important;
    min-width: 48px !important;
    min-height: 48px !important;
    max-width: 48px !important;
    max-height: 48px !important;
  }
  
  #floatingActions .floating-action-icon {
    width: 20px !important;
    height: 20px !important;
  }
  
  #floatingActions .floating-action-label {
    font-size: 0.5rem !important;
  }
}

/* 小屏幕进一步优化 */
@media (max-width: 480px) {
  #floatingActions.floating-actions {
    right: 0.75rem !important;
    bottom: 1rem !important;
  }
  
  #floatingActions .floating-action-btn {
    width: 44px !important;
    height: 44px !important;
    min-width: 44px !important;
    min-height: 44px !important;
    max-width: 44px !important;
    max-height: 44px !important;
  }
}

/* 减少动画偏好设置 */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  
  .floating-actions,
  .floating-action-btn,
  .floating-action-icon {
    transition: none !important;
  }
}